3.5 inch ips lcd display screen

DESCRIPTION

The C35B5102 is a 3.5 inch ips lcd display screen with optional resistive touch screen and capacitive touch screen control with a resolution of 480×800 pixels. This size TFT LCD monitor is portrait mode, TFT panel adopts IPS panel, Left: 85 / Right: 85 / Top: 85 / Bottom: 85 degrees (typical). Optional RTP or CTP.

This C35B5102 module has built-in ST7701S controller IC, supports RGB (24bit/18bit/16bit) interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 480 nits (typical value), and the contrast ratio is 800:1 .This module is ideal for medical equipment, communication equipment, etc. industry. The module can operate from -10°C to +70°C; its storage temperature range is -20°C to +80°C

DRAWING

SPECIFICATIONS

General Specifications

Item	Contents	Unit
Size	3.5	inch
LCM Dimension	51.32（W）* 86.61（H） * 2.1(T)	mm
LCD Active Area	45.36 * 75.60	mm
Number Of Dots	480×800	pixel
LCD Type	a-Si TFT
Viewing Direction	IPS
Driver IC	ST7701S
Interface Type	RGB(24bit/18bit/16bit)
Operating Temperature	-10℃~ 70℃
Storage Temperature	-20℃~ 80℃
Backlight Type	7 LEDs
Brightness	480	cd/m2

Interface

LCM PIN Definition

NO.	Symbol	Description
1	LEDK	BACKLIGHT CATHODE
2	LEDA	BACKLIGHT ANODE
3	YU	Touch Panel Up
4	XL	Touch Panel Left
5	YD	Touch Panel Down
6	XR	Touch Panel Right
7	GND	Ground
8	VCI	POWER SUPPLY
9	NC	Not Connect
10	IOVCC	I/O   POWER SUPPLY
11	TE	Not Connect
12	SDO	Serial Data Output
13	SDI	Serial Data Input
14	SCL	Serial  Clock
15	CS	Chip Select
16	RESET	Reset pin
17-40	DB23-DB0	Date Bus	Used	Unused
		16-bit bus	DB21~17, DB13~8, DB5~1	DB23~22, DB16~14, DB7~6, DB0
		18-bit bus	DB21~16, DB13~8, DB5~0	DB23~22, DB15~14, DB7~6
		24-bit bus	DB23~D0	—
41	ENABLE	Data Enable Signal
42	DOTCLK	Dot Clock Signa
43	HSYNC	Line Synchronizing Signal
44	VSYNC	Frame Synchronizing Signal
45	LEDPWM	CABC Contral Pin
46-50	NC	Not Connect
51	GND	Ground

DC Characteristics

Item	Symbol	Min	Typ	Max	Unit
TFT gate on voltage	VGH	—	15	—	V
TFT gate off voltage	VGL	—	-11	—	V
TFT common electrode Voltage	Vcom	—	0	—	V

Typical Operation Conditions

Item	Symbol	Min.	Typ.	Max.	Unit
Analog Supply Voltage	VCI	2.5	2.8	3.3	V
Digital Supply Voltage	VDD	2.5	2.8	3.3	V
I/O Supply Voltage	IOVCC	1.65	1.8/2.8	3.3	V
Input High Voltage	VIH	0.8*IOVCC	–	IOVCC	V
Input Low Voltage	VIL	0	–	0.2*IOVCC	V
Output High Voltage	VOH	0.8*IOVCC	–	–	V
Output Low Voltage	VOL	–	–	0.2*IOVCC	V

Backlight Circuit Characteristics

Item	Symbol	Min.	Typ.	Max.	Unit
LED Current	IB	—	20	—	mA
LED Voltage	Vf	20.3	21	23.1	V
CIE	X	0.305	0.335	0.365
	Y	0.345	0.375	0.395
Brightness of LCM	L	350	480	—	cd/m2

Reliability Test Items

Test Item	Test Parameters	Key factors for determining test results
High temperature storage	80±3 ℃，48H；
Low temperature storage	-30±3 ℃，48H；
High temperature storage	70±3 ℃，48H；	Inspection after 2~4hours storage at roomtemperature,
Low temperature operation	-20±3 ℃，48H；	the sample shall be free from defects:
High temperature/humidity	60℃±3 ℃,90%±3%RH ，48H；	1.Air bubble in the LCD;
Thermal Shock	~20℃/0.5h~+70℃/0.5h for a total 24 cycles；	2.Non-display;
Vibration Test	Frequency 10Hz~55Hz~10Hz	3.Glass crack;
	Amplitude：1.5mm, X，Y，Z
	direction for total 1H；	4. The electrical
	(Packing condition)
ESD test	±4KV, Human Body Mode,	characteristics requirements shall be satisfied.
	150pF/330Ω；
	±8KV, Air Mode, 150pF/330Ω；

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